101 Result(s)
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Open AccessDirect radical functionalization of native sugars
Naturally occurring (native) sugars and carbohydrates contain numerous hydroxyl groups of similar reactivity1,2. Chemists, therefore, rely typically on laborious, multi-step protecting-group strategies3 to conver...
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Open AccessRevealing brain cell-stratified causality through dissecting causal variants according to their cell-type-specific effects on gene expression
The human brain has been implicated in the pathogenesis of several complex diseases. Taking advantage of single-cell techniques, genome-wide association studies (GWAS) have taken it a step further and revealed...
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Open AccessEffect of endoscopic therapy and drug therapy on prognosis and rebleeding in patients with esophagogastric variceal bleeding
Esophagogastric variceal bleeding (EVB) is one of the common digestive system emergencies with poor prognosis and high rate of rebleeding after treatment. To explore the effects of endoscopic therapy and drug ...
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Open AccessCamrelizumab and apatinib plus induction chemotherapy and concurrent chemoradiotherapy in stage N3 nasopharyngeal carcinoma: a phase 2 clinical trial
The antiangiogenic agent apatinib has been shown to clinically improve responses to immune checkpoint inhibitors in several cancer types. Patients with N3 nasopharyngeal carcinoma have a high risk of distant m...
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Open AccessAddendum: Cellular differentiation into hyphae and spores in halophilic archaea
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Open AccessToripalimab plus capecitabine in the treatment of patients with residual nasopharyngeal carcinoma: a single-arm phase 2 trial
Patients with residual nasopharyngeal carcinoma after receiving definitive treatment have poor prognoses. Although immune checkpoint therapies have achieved breakthroughs for treating recurrent and metastatic ...
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Open AccessMolecular mechanisms underlying the BIRC6-mediated regulation of apoptosis and autophagy
Procaspase 9 is the initiator caspase for apoptosis, but how its levels and activities are maintained remains unclear. The gigantic Inhibitor-of-Apoptosis Protein BIRC6/BRUCE/Apollon inhibits both apoptosis an...
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Open AccessOptimal dilation duration of 10 mm diameter balloons after limited endoscopic sphincterotomy for common bile duct stones: a randomized controlled trial
Limited endoscopic sphincterotomy (EST) combined with endoscopic papillary balloon dilation (EPBD) is widely used. However, the optimal duration of small balloon dilation in choledocholithiasis remains controv...
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Open AccessAssociation between depression and endometriosis using data from NHANES 2005–2006
Studies on the association between depression and self-reported endometriosis are limited, and further studies are required to investigate this association. Data were collected from the National Health and Nut...
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Open AccessSwitch of cell migration modes orchestrated by changes of three-dimensional lamellipodium structure and intracellular diffusion
Cell migration plays important roles in many biological processes, but how migrating cells orchestrate intracellular molecules and subcellular structures to regulate their speed and direction is still not clea...
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Open AccessReduced hepatic bradykinin degradation accounts for cold-induced BAT thermogenesis and WAT browning in male mice
An important role for liver in the regulation of adipose tissue thermogenesis upon cold exposure has been suggested; however, the underlying mechanisms remain incompletely defined. Here, we identify elevated s...
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Open AccessRealizing high-capacity all-solid-state lithium-sulfur batteries using a low-density inorganic solid-state electrolyte
Lithium-sulfur all-solid-state batteries using inorganic solid-state electrolytes are considered promising electrochemical energy storage technologies. However, develo** positive electrodes with high sulfur ...
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Open AccessCellular differentiation into hyphae and spores in halophilic archaea
Several groups of bacteria have complex life cycles involving cellular differentiation and multicellular structures. For example, actinobacteria of the genus Streptomyces form multicellular vegetative hyphae, aer...
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Open AccessStructural insights into the elevator-type transport mechanism of a bacterial ZIP metal transporter
The Zrt-/Irt-like protein (ZIP) family consists of ubiquitously expressed divalent metal transporters critically involved in maintaining systemic and cellular homeostasis of zinc, iron, and manganese. Here, we...
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Open AccessA pilot study of neoadjuvant combination of anti-PD-1 camrelizumab and VEGFR2 inhibitor apatinib for locally advanced resectable oral squamous cell carcinoma
Novel neoadjuvant therapy regimens are warranted for oral squamous cell carcinoma (OSCC). In this phase I trial (NCT04393506), 20 patients with locally advanced resectable OSCC receive three cycles of camreliz...
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Open AccessCatalytically efficient Ni-NiOx-Y2O3 interface for medium temperature water-gas shift reaction
The metal-support interfaces between metals and oxide supports have long been studied in catalytic applications, thanks to their significance in structural stability and efficient catalytic activity. The metal...
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Open AccessAged bone matrix-derived extracellular vesicles as a messenger for calcification paradox
Adipocyte differentiation of bone marrow mesenchymal stem/stromal cells (BMSCs) instead of osteoblast formation contributes to age- and menopause-related marrow adiposity and osteoporosis. Vascular calcificati...
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Open AccessMolecular basis for allosteric agonism and G protein subtype selectivity of galanin receptors
Peptide hormones and neuropeptides are complex signaling molecules that predominately function through G protein-coupled receptors (GPCRs). Two unanswered questions remaining in the field of peptide-GPCR signa...
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Open AccessUltrafast coherent control of a hole spin qubit in a germanium quantum dot
Operation speed and coherence time are two core measures for the viability of a qubit. Strong spin-orbit interaction (SOI) and relatively weak hyperfine interaction make holes in germanium (Ge) intriguing cand...
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Open AccessTwo-billion-year-old volcanism on the Moon from Chang’e-5 basalts
The Moon has a magmatic and thermal history that is distinct from that of the terrestrial planets1. Radioisotope dating of lunar samples suggests that most lunar basaltic magmatism ceased by around 2.9–2.8 billio...